Adding slightly clearer separation between SW and EmbeddedWorker (still incomplete)

content/renderer/service_worker/service_worker_script_context.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CONTEXT_H_
+#define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CONTEXT_H_
+
+#include "base/basictypes.h"
+
+namespace blink {
+class WebServiceWorkerContextProxy;
+}
+
+namespace IPC {
+class Message;
+}
+
+namespace content {
+
+class EmbeddedWorkerContextClient;
+struct ServiceWorkerFetchRequest;
+
+// TODO(kinuko): This should implement WebServiceWorkerContextClient
+// rather than having EmbeddedWorkerContextClient implement it.
+// See the header comment in embedded_worker_context_client.h for the
+// potential EW/SW layering concerns.
+class ServiceWorkerScriptContext {
+ public:
+  ServiceWorkerScriptContext(
+      EmbeddedWorkerContextClient* embedded_context,
+      blink::WebServiceWorkerContextProxy* proxy);
+  ~ServiceWorkerScriptContext();
+
+  void OnMessageReceived(const IPC::Message& message);
+
+ private:
+  // Send message back to the browser.
+  void Send(const IPC::Message& message);
+
+  void OnFetchEvent(const ServiceWorkerFetchRequest& request);
+
+  // Not owned; embedded_context_ owns this.
+  EmbeddedWorkerContextClient* embedded_context_;
+
+  // Not owned; this object is destroyed when proxy_ becomes invalid.
+  blink::WebServiceWorkerContextProxy* proxy_;
+
+  DISALLOW_COPY_AND_ASSIGN(ServiceWorkerScriptContext);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CONTEXT_H_